Home / 7,905.36-10,908.24-4,717.92

Finding the Fourth Proportional to 7,905.36, 10,908.24 and 4,717.92

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Solution

The fourth proportional to 7,905.36, 10,908.24 and 4,717.92 is: 6,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,905.36 : 10,908.24 = 4,717.92 : x
  2. Step 2: Convert to fraction form
    7,905.36/10,908.24 = 4,717.92/x
  3. Step 3: Cross multiply
    7,905.36x = 10,908.24 × 4,717.92
  4. Step 4: Simplify right side
    7,905.36x = 51,464,203.66
  5. Step 5: Solve for x
    x = 51,464,203.66/7,905.36
  6. Step 6: Final answer
    x = 6,510.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.